144, A-G pages, 8 leaves of plates : illustrations, portraits ; 28 cm
"Chaosium publication 3301"--Title page verso.; "For Call of Cthulhu 1920s"--Cover.; "H.P. Lovecraft Mythos edition"--Back cover.; Games and narrative based on H.P. Lovecraft's fictitious character Cthulhu. Illustrations includes fictional maps.
Call of Cthulhu (Game)
Cthulhu -- (Fictitious character)
Lovecraft, H. P. -- (Howard Phillips), -- 1890-1937.